500 Round Hill Road, Greenwich, CT 06831

Greenwich
Local realty services provided by:ERA Insite Realty Services
500 Round Hill Road,Greenwich, CT 06831
$29,900,000
  • 6 Beds
  • 7 Baths
  • 6,910 sq. ft.
  • Single family
  • Active
Listed by: joseph barbieri
Office: sotheby's international realty
MLS#:125964
Source:CT_GAR

Price summary

  • Price:$29,900,000
  • Price per sq. ft.:$4,327.06

About this home

An extraordinary opportunity to create a new landmark estate on Round Hill Rd's premier building site: a nearly 20-acre offering at a 560 ft elevation - one of the highest points on Round Hill with a spectacular 7,000+ sq. ft. guest house for immediate liveability during the construction phase. Potential to build notable 22,000+ sq. ft. main house with optimal south-facing orientation and Long Island Sound views from second floor on 8-acre lot and additional 12,000+ sq. ft. on 4.2 acre lot for a total of 35,000+/- sq. ft. The existing stone guest house built in 2015 was designed by acclaimed architect Christopher Pagliaro with interior design by Arthur Dunnam of Dunnam Zerbini Design and offers south-facing pool with spa, studio apartment with 6th bedroom and attached 3-car garage. Additional buffer lot of 2.3 conservation acres. DISCLAIMER: Photos labeled CONCEPTUAL RENDERING are for illustrative purposes only. Home design shown is not an approved or proposed architectural plan and...

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Home facts

  • Year built:2015
  • Listing ID #:125964
  • Added:1 day(s) ago
  • Updated:October 01, 2026 at 06:01 PM

Rooms and interior

  • Bedrooms:6
  • Total bathrooms:7
  • Full bathrooms:6
  • Half bathrooms:1
  • Dining Description:Kitchen/Dining Room
  • Bathrooms Description:Luxury Bath
  • Kitchen Description:All Kitchen Appliances, Kitchen Island
  • Basement Description:Partially Finished
  • Living area:6,910 sq. ft.

Heating and cooling

  • Cooling:Central Air
  • Heating:Heating, Hydro-Air, Propane
  • Central air:Yes

Structure and exterior

  • Roof:Slate
  • Year built:2015
  • Building area:6,910 sq. ft.
  • Lot area:19.69 Acres
  • Lot Features:Adjacent Conservation, Parklike
  • Construction Materials:Stone
  • Exterior Features:Deck, Gas Grill, Terrace

Schools

  • Middle school:Western
  • Elementary school:Parkway

Utilities

  • Water:Well
  • Sewer:Septic Tank

Finances and disclosures

  • Price:$29,900,000
  • Price per sq. ft.:$4,327.06
  • Tax amount:$104,770

Features and amenities

  • Appliances:All Kitchen Appliances, Washer/Dryer
  • Laundry features:Laundry Room, Washer/Dryer
  • Pool features:Pool, With Spa

Parking

  • Parking description:Electric Gate, Garage Door Opener
  • Garage:Yes
  • Garage spaces:3
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